JPH0689566A - Electronic equipment - Google Patents

Abstract

PURPOSE:To protect a memory element in an electronic circuit in the equipment and a memory cartridge by preventing loading/unloading operation of the memory cartridge to a connection terminal part while being in the state where power source is turned on. CONSTITUTION:A switch slider 9 moved by the depressive operation of a power source button 3 is controlled by a control piece 67 when power source is turned on. Then, the rotation of an eject lever 69 taking off and operating the memory cartridge loaded on the connection terminal part 75 is controlled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device such as a small-sized computer device, which is constructed so that a memory cartridge constructed by housing a semiconductor memory device in a cartridge can be removably attached.

[0002]

2. Description of the Related Art Conventionally, in some electronic devices such as computer devices, which are small-sized for so-called home use and portable use, a memory cartridge is detachably attached. This memory cartridge is configured by accommodating a semiconductor memory element in the cartridge, and has a plurality of electric terminals at the end on the side where the electronic device is attached.

A memory element in such a memory cartridge is a so-called ROM (read only memory).
And a RAM (random access memory) for storing various computer programs and data. The electronic circuit part that forms the main body of this electronic device is
Information signals are exchanged with the memory element through the plurality of electric terminals to perform predetermined signal processing, display, and the like.

[0004]

By the way, in the electronic equipment as described above, when the memory cartridge is inserted and removed while the electronic equipment is supplied with power, the memory in the memory cartridge is removed. There is a risk that the elements and the elements that form the electronic circuit in this electronic device may be electrostatically destroyed. That is, when the memory cartridge is inserted and removed, it is necessary to shut off the power supply to the electronic device.

Therefore, the electronic device as described above is provided with a lock member for preventing the insertion / removal operation of the memory cartridge, and the lock member is moved in conjunction with the operation of the main power switch of the electronic device. Some are configured to be. That is, when the main power switch is operated in a state in which power is supplied to the electronic device, the lock member is moved to the mounting portion side of the memory cartridge to insert and remove the memory cartridge. It is designed to prevent

However, in order to move the lock member in conjunction with the main power switch as described above, this main power switch is limited to a so-called slide type switch, and moreover, the above memory cartridge is used. It is necessary to dispose the cartridge on the same plane as the cartridge mounting portion where the inserting / removing operation is performed.

Therefore, in this electronic apparatus, the arrangement positional relationship between the main power switch and the cartridge mounting portion is limited, which makes it difficult to downsize and simplify the apparatus configuration, and the shape and the configuration can be freely set. The degree has been reduced.

Therefore, the present invention has been proposed in view of the above-mentioned circumstances, and is configured such that a memory cartridge having a memory element is attached so that it can be inserted / removed and information signals are exchanged with the memory element. The electronic device can be downsized and simplified, and
An object of the present invention is to provide an electronic device capable of reliably preventing the memory cartridge from being inserted and removed while the main power supply is turned on, while improving flexibility in shape and configuration.

[0009]

In order to solve the above problems and to achieve the above objects, an electronic device according to the present invention enables a memory cartridge having a memory element and an electric terminal to be inserted and removed. An electronic device having a cartridge mounting portion to be mounted and configured to exchange information signals via a memory element of a memory cartridge mounted on the cartridge mounting portion and the electric terminal,
It has a push button portion projecting outward and is linked to a main power switch and extends to a first position where the main power switch is in a power-on state and a second position where the main power switch is in a power-off state. A slider member slidably supported in the pressing operation direction with respect to the pressing button portion, and a restricting piece projecting from the slider member, which is rotatably supported and unidirectionally urged by the urging means. When the memory cartridge is mounted on the cartridge mounting portion, the one end side is pressed by the memory cartridge when the memory cartridge is mounted on the cartridge mounting portion. Cartridge in which the contact portion on the other end side is rotated in the other direction against the urging force of the urging means to the second rotation position, and the abutting portion on the other end side is in the vicinity of the restriction piece. An attachment detection lever, and when the cartridge attachment detection lever is in the first rotation position and in the second rotation position, the contact portion moves along the locus of movement of the restriction piece. When the contact portion is retracted from above and is positioned in the middle of the first rotation position and the second rotation position, the contact portion is positioned on the movement locus of the restriction piece, The slider member is the first
It is prevented from being moved to the position of.

Further, according to the present invention, in the above-mentioned electronic device, the cartridge mounting detection lever, which is movably supported and moved to the second rotation position, is rotated in one direction. An ejecting operation member for removing the memory cartridge from the cartridge mounting portion at the rotation position of 1 is provided, and the cartridge mounting detection lever has the contact portion when the slider member is at the first position. The rotation in one direction is regulated by contacting the regulation piece.

Further, according to the present invention, in each of the above electronic devices, the cartridge mounting detection lever in the first rotation position has the contact portion when the slider member is in the first position. By contacting the regulating piece, the rotation in the other direction is regulated to prevent the memory cartridge from being attached to the cartridge attaching portion.

Further, according to the present invention, in the electronic device having the eject operation member, a restriction portion is integrally formed with the slider member, and the restriction portion is provided when the slider member is at the first position. The eject operation member is prevented from entering the movement locus of the eject operation member and rotating the cartridge mounting detection lever in one direction.

[0013]

In the electronic apparatus according to the present invention, the cartridge is rotatably supported and is urged in one direction by the urging means to be positioned and arranged at the first rotation position and the one end side of which is the cartridge. When the memory cartridge is attached to the cartridge attaching portion so as to face the vicinity of the attaching portion, the one end side is pressed by the memory cartridge and is rotated in the other direction against the urging force of the urging means. The cartridge mounting detection lever, which is in the rotating position, has a contact portion having the other end when the cartridge mounting detection lever is in the first rotating position and in the second rotating position. When the control member of the slide member linked to the above is retracted from the movement locus, and when the rotation position is in the middle of the first rotation position and the second rotation position, the contact portion is Regulated piece Since it is positioned on the movement locus, preventing the main power on when the memory cartridge is attached to an incomplete state with respect to the cartridge mounting portion.

Further, in the above-mentioned electronic device, the cartridge mounting detection lever, which is movably supported and moved so as to be in the second rotation position, is rotated in one direction to make the first rotation. The ejecting operation member for removing the memory cartridge from the cartridge mounting portion at the position is provided, and when the slider mounting member is in the position for turning on the main power source, the contact portion has the restricting piece. If the rotation of the memory cartridge in one direction is restricted by touching the memory cartridge, the memory cartridge can be removed via the eject operation member, and the removal of the memory cartridge in the main power-on state is prevented. It

Furthermore, in each of the above electronic devices, the first
When the slider member is in the position for turning on the main power source, the cartridge mounting detection lever at the rotation position is restricted from rotating in the other direction by the contact portion contacting the restriction piece. When the mounting of the memory cartridge on the cartridge mounting portion is prevented, the mounting of the memory cartridge in the main power-on state is prevented.

In the electronic device having the eject operation member, the slider member is integrally formed with a restricting portion, and the restricting portion is located at a position where the main power source is turned on by the slider member. When it is designed to prevent the eject operation member from turning on the cartridge mounting detection lever in one direction by entering the movement trajectory of the eject operation member, it is possible to prevent the memory cartridge from being removed while the main power is on. To be done.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described below with reference to the drawings. This example is an example in which the electronic device according to the present invention is configured as a portable computer device. As shown in FIG. 1 and FIG. 8, this computer device has an outer housing portion configured by butt-joining an outer housing 1 and a chassis 2, and an electronic circuit portion serving as a main body portion is provided in the outer housing portion. It is configured to be stored.

The outer casing 1 is made of a material such as a synthetic resin, a top plate portion, both side wall parts hanging from both side parts of the top plate part, and after hanging from a rear edge part of the top plate part. It has a surface wall portion and a front wall portion hanging from a front edge portion of the top plate portion, and is integrally formed in a housing shape with an open lower side. The front wall portion of the chassis 1 has a lower end portion cut out as compared with the other three wall portions. The chassis 2 is joined to the outer housing 1 so as to cover the lower surface of the outer housing 1, and the front surface of the chassis 2 is exposed to the front outside through the lower side of the front wall of the outer housing 1. No

A headphone jack 5 connected to the electronic circuit section is provided on the front surface of the chassis 2 facing the outside.
1, a volume photograph 52, first and second connection jacks 53, 54, etc. are arranged. The headphone jack 51 is for outputting the audio signal output from the electronic circuit section to the outside. The volume shot 52 is for adjusting the signal level of the audio signal. The connection jacks 53 and 54 are for connecting input devices for manually inputting various operation signals to the electronic circuit section.

A disk drive mechanism 79 is arranged on the chassis 2. The disc drive mechanism 79 is a mechanism for reproducing an information signal recording disc such as an optical disc, and includes a disc tray 77, a disc chucking member 78, a disc table (not shown), an optical pickup device, and the like. There is. In the disc drive mechanism 79, the optical disc placed on the disc tray 77 is the disc table and the disc chucking member 78.
The optical pickup device reads the information signal from the optical pickup device. The disc tray 77 is configured to be projected and operated forward through a disc slit 5 formed on the front surface of the outer casing 1 so that the optical disc can be inserted and removed. The information signal read by the disk drive mechanism 79 is sent to the electronic circuit section.

On the upper surface of the outer casing 1, a cartridge mounting portion 4 is provided on the rear side. As shown in FIG. 3, the cartridge mounting portion 4 is a void portion opened in a slit shape on the upper surface portion of the outer casing 1,
The longitudinal direction of the opening is a lateral direction. The memory cartridge 101 is attached to the cartridge mounting portion 4.
It is attachable and detachable.

The cartridge mounting portion 4 is closed by a lid 35 when not in use. The lid 35 is rotatably supported by a lid support plate 33 attached to the upper surface of the outer casing 1. That is, the lid support plate 33 has the opening 34, and the opening 3
4 is attached to the upper surface of the outer casing 1 so as to correspond to the upper opening of the cartridge mounting portion 4.
The opening 34 has a shape corresponding to the bottom surface of the memory cartridge 101. And the lid 3
5 is supported by closing the opening 34 from the inner side of the cartridge mounting portion 4. This lid 35 is
The rear edge portion is rotatably supported by the lid support plate 33,
The cartridge mounting portion 4 can be rotated inward. The lid 35 is biased upward by a torsion coil spring (not shown), and the lid support plate 3
It is positioned at the initial position in which it abuts on 3. When the memory cartridge 101 is inserted into the cartridge mounting portion 4, the lid body 35 is pressed by the bottom surface portion of the memory cartridge 101 and pivoted downward to open the opening portion 34.

The memory cartridge 101 is constructed by incorporating a memory element in the cartridge, and as shown in FIG. 3, has an electric terminal portion 104 connected to the memory element at the other end side portion of the cartridge. ing. The electric terminal portion 104 is formed as a plurality of conductive patterns on the lower end edge portion of the electronic substrate housed in the cartridge, and is located in the slit-shaped recess 103 formed in the bottom surface portion of the cartridge. . In addition, in the approximate center of the front surface of the cartridge of the memory cartridge 101,
Engagement slits 102 are provided.

A memory cartridge 101 mounted by inserting the lower end portion into the cartridge mounting portion 4
Connects the plurality of electric terminal portions 104 to the connector terminals 48 connected to the electronic circuit portion which is the main body portion of the computer device. The connector terminal 48 is composed of a plurality of pairs of leaf spring terminals corresponding to the respective patterns forming the electric terminal portion 104. This connector terminal 4
Reference numeral 8 denotes a connector cover 7 arranged on the chassis 2.
5 and faces the upper side through a slit 76 formed in the upper surface of the connector cover 75.
As shown in FIG. 2, the connector cover 75 has slits 4 formed on the bottom surface of the cartridge mounting portion 4.
It faces the inside of the cartridge mounting portion 4 from the bottom surface side of the cartridge mounting portion 4 through 7. The pair of terminals forming the connector terminal 48 are arranged so as to face each other, sandwich the lower edge portion of the electronic substrate of the memory cartridge 101, and connect to each pattern forming the electric terminal portion 104. To be done. The electronic circuit section exchanges information signals with the memory element via the connector terminal 48 and the electric terminal section 104.

Further, this electronic device has a display section 6, push switches 36 and 37, an eject button 7 serving as an eject operation member, and the like. The display unit 6 is connected to the electronic circuit unit, and faces the outside through a display opening 57 formed in the upper surface of the outer casing 1 to perform a predetermined display or the like. The push switches 36 and 37 are
A switch opening 5 formed on the upper surface of the outer casing 1
By facing the outside through 8 and pressing it,
A predetermined signal is input to the electronic circuit section.

The eject button 7 is disposed in an eject button disposing recess 11 formed on the upper surface of the outer casing 1 so that the upper surface faces the outside, and is pressed downward. Thus, as will be described later, the memory cartridge 101 mounted in the cartridge mounting portion 4 is configured to be pushed upward and ejected via the eject lever 66 and the like.

As shown in FIGS. 2 and 3, a switch slider 9 serving as a slider member is disposed in the outer casing 1 via a slider support plate 55 so as to be slidable in the front-rear direction. It is set up. The front end portion of the switch slider 9 serves as a push button portion 3, and the outer casing 1
It is projected to the front side through an opening 10 formed in the front surface of the. The amount of protrusion of the push button portion 3 from the front surface portion of the outer casing 1 is, for example, about 6 mm.

The switch slider 9 and the slider support plate 55 are integrally formed of a material such as synthetic resin. The slider support plate 55 is formed in a substantially flat plate shape, and has three mounting portions 44, 4 on the peripheral side.
It has 5,46. These mounting parts 44, 45, 4
6 has a screw insertion hole. The slider support plate 55 is mounted on the lower surface of the top plate of the outer casing 1 by screwing the mounting screws inserted into the screw insertion holes of the respective mounting portions 44, 45, 46 into the outer casing 1. It is attached to the top plate part of. The switch slider 9 has support slits 16 and 49 formed with the longitudinal direction in the front-rear direction, and the support pins 17 projecting downward from the lower surface of the slider support plate 55 in the support slits 16 and 49. And a supporting screw 5 screwed into the lower surface of the top plate of the outer casing 1
By inserting 0, it is supported so as to be slidable in the front-back direction with respect to the outer casing 1.

On the lower surface side of the switch slider 9 substantially in the middle thereof, a main power switch connection recess 12 is provided. An operating portion of a main power switch 88 connected to an electronic circuit portion housed in the outer casing is fitted and engaged in the main power switch linking recess 12. This main power switch 8
Reference numeral 8 is a switch for switching between a supply state and a cutoff state of the main power supplied to the electronic circuit section. The main power switch 88 is a so-called slide switch, and is arranged on the printed circuit board that constitutes the electronic circuit section. That is, when the switch slider 9 is slid in the front-rear direction, the main power switch 88 is slid in the front-rear direction on the operation portion. The main power switch 88 is arranged so that the main power is turned on when the operation section is slid to the rear side and the main power is shut off when the operation section is slid to the front side. There is. The switch slider 9 has a first position in which the main power switch 88 is in a main power-on state,
A second switch for turning off the main power switch 88.
Is slidable over the position. The distance between these first and second positions is, for example, about 4 mm.

The switch slider 9 has a rear end portion of the switch slider 9 and the slider support plate 5.
5 is elastically biased in the forward direction so that the push button portion 3 is projected forward by a compression coil spring 15 provided between the compression button spring 3 and the compression coil spring 5.

A heart cam 13 constituting a heart cam mechanism is integrally provided on the switch slider 9. The heart cam 13 has a groove formed in a substantially heart shape. Then, the distal end portion of the lock pin 22 of the lock pin member 14 constituting the heart cam mechanism together with the heart cam 13 is fitted and engaged in the groove portion of the heart cam 13.

The lock pin 22 is supported at the base end side so that the front end side portion can move vertically and horizontally. The tip end portion of the lock pin 22 is formed so as to be bent upward, that is, toward the top plate portion side of the outer casing 1. The lock pin 22 is in the upward direction, that is,
The heart cam 13 is elastically biased inwardly of the groove.

When the switch slider 9 is in the second position, the lock pin 22 causes the switch slider 9 which tries to slide forward by the biasing force of the compression coil spring 15 via the heart cam 13. , The second position which is the initial position.

When the push button portion 3 is pushed, the switch slider 9 pushes the compression coil spring 1.
Against the urging force of No. 5, a third position slightly rearward of the first position, for example, 2 m from the first position.
It reaches a position on the rear side about m. At this time, the front surface of the push button portion 3 is substantially flush with the front surface of the outer casing 1. Then, when the pressing operation force on the pressing button portion 3 is released, the tip end portion of the lock pin 22 is slid forward by the biasing force of the compression coil spring 15 and the switch slider 9 is pushed.
Is positioned at the first position via the heart cam 13.

When the push button portion 3 is pressed again,
The switch slider 9 reaches the third position, which is slightly rearward of the first position. Here, when the pressing operation force on the press button portion 3 is released, the switch slider 9 returns to the second position.

A pressing protrusion 43 is provided at the rear end of the switch slider 9.

A lock lever 8 is arranged in the outer housing 1 at a position rearward of the switch slider 9. The lock lever 8 has a support shaft insertion hole 20 provided at one end thereof, and a support shaft 56 hung from the lower surface of the top plate portion of the outer housing 1 is inserted into the lock lever 8 so that the top plate portion of the outer housing 1 is inserted. It is rotatably supported by. An engaging projection 19 is provided in the middle of the lock lever 8. An engaging hole 18 provided on the rear end side of the switch slider 9 is externally fitted and engaged with the engaging protrusion 19. Further, a tension coil spring 39 is stretched between the spring hooking portion 40 provided on the rear end side of the switch slider 9 and the spring hooking portion 38 provided on the front end side of the middle portion of the lock lever 8. Has been done. The tension coil spring 39 urges the lock lever 8 to rotate rearward with respect to the switch slider 9 so that the engagement projection 19 is brought into contact with the rear edge of the engagement hole 18. Then, the lock lever 8 is positioned with respect to the switch slider 9. That is, when the switch slider 9 slides in the front-rear direction, the lock lever 8 interlocks with the slide of the switch slider 9 and rotates around the support shaft 56 as shown by an arrow D in FIG. To be done.

A pressed portion 42 is provided near one end of the lock lever 8. This pressed portion 42
Is the lock lever 8 more than the support shaft insertion hole 20.
Is formed on one end side of the. The pressed portion 42 is located on the rear side of the pressing protrusion 43. The pressing protrusion 43 and the pressed portion 42 are connected to each other by the switch slider 9 described above.
Is in the second position, as shown in FIG.
Separated from each other.

At the other end of the lock lever 8, a hooking piece 21 is formed so as to project rearward. The locking piece portion 21 is formed to have a size such that it can enter the cartridge mounting portion 4 through a slit opening 41 formed in the front side wall portion of the cartridge mounting portion 4. Further, the hooking piece portion 21 is formed to have a size to be fitted and hooked in the hooking slit 102 of the memory cartridge 101.

When the switch slider 9 is set to the first position, the lock lever 8 is rotated in a direction for moving the latching piece 21 to the rear side, as shown by an arrow B in FIG. To be done.

When the switch slider 9 is moved from the second position to the first position, the switch slider 9 first moves to the third position.
Is moved to the position. When the switch slider 9 reaches the third position, the switch slider 9 passes through the first position, so the lock lever 8
Is rotated in the rearward direction in which the hooking piece portion 21 is inserted into the cartridge mounting portion 4. However, when the switch slider 9 reaches the third position from the first position, the pressing protrusion 43 indicates the pressed portion 42 by the arrow J in FIG. 12, as shown in FIGS. 6 and 7. The lock lever 8 is pushed rearward and the lock lever 8 is moved to the arrow H in FIG.
As shown in FIG. 5, the hooking piece portion 21 is rotated to the front side to be withdrawn from the cartridge mounting portion 4.

In this way, the engagement hole 18 and the engagement projection 19 are formed when the switch slider 9 is in the third position and the lock lever 8 is rotated forward. Is formed as a long hole whose longitudinal direction is the major axis direction so as not to hinder the relative movement of the.

When the switch slider 9 reaches the first position from the third position, the lock lever 8 causes the latching piece portion 21 to move to the cartridge as shown in FIGS. 4 and 5. It is rotated in the rearward direction so as to enter the mounting portion 4. At this time, the pressing protrusion 43 and the pressed portion 42 are maintained in a state of substantially abutting each other. In this state, the insertion / removal operation of the memory cartridge 101 with respect to the cartridge mounting portion 4 is prevented.

That is, when the memory cartridge 101 is inserted into the cartridge mounting portion 4, the latch piece portion 21 slides the switch slider 9 from the second position to the first position. Then, the engaging slit 102 is engaged with the engaging slit 102 to prevent the detaching operation of the memory cartridge 101 from the cartridge mounting portion 4.

Further, in the latching portion 21, the switch slider 9 is slid from the second position to the first position when the memory cartridge 101 is not inserted in the cartridge mounting portion 4. Then, it enters the cartridge mounting portion 4 and prevents the insertion operation of the memory cartridge 101 into the cartridge mounting portion 4. Further, the latching piece portion 21 thus entering the cartridge mounting portion 4 contacts the front edge portion of the lid body 35 when the lid body 35 is rotated downward, and the lid body 35 is rotated. It prevents 35 from being opened.

When the switch slider 9 is set to the second position, the hooking piece 21 is retracted from the inside of the cartridge mounting portion 4.

That is, when the push button portion 3 is pushed and the switch slider 9 reaches the third position again, as shown in FIG. 6 and FIG. 42 is pushed rearward, and the lock lever 8 causes the locking piece portion 21 to move to the cartridge mounting portion 4.
It is rotated to the front side so that it can be further retracted.

At this time, the memory cartridge 101
When the memory cartridge 101 is pulled upward, the retaining piece portion 21 is pressed by the inner wall portion of the lower side of the engaging slit 102, and is slightly moved. It is flexibly deformed to the upper side and a frictional force is generated between the inner wall and the inner wall. Therefore,
At this time, it is difficult for the hooking piece 21 to retract from the cartridge mounting portion 4 due to the frictional force. Here, the force for rotating the lock lever 8 in the direction in which the hooking piece portion 21 retreats from the cartridge mounting portion 4 is the compression force unless the pressing protrusion 43 and the pressed portion 42 are provided. Only the restoring force of the coil spring 15 is left. Even in such a case, the lock lever 8 is provided with the pressing portion 42 of the pressing protrusion 43.
Since it is surely rotated by the pressing force against, the hooking piece 21 can be reliably withdrawn from the inside of the cartridge mounting portion 4.

When the switch slider 9 reaches the second position from the third position through the first position, the latching piece portion 21 is moved to the second position as shown in FIGS. 2 and 3. , And exits from the cartridge mounting portion 4. Here, when the switch slider 9 passes through the first position, the lock lever 8 is rotated in the direction in which the hooking piece portion 21 is inserted into the cartridge mounting portion 4 again. When the memory cartridge 101 is pulled upward, the retaining piece portion 21 is not refitted into the engaging slit 102.

The electronic device has an eject mechanism for ejecting the memory cartridge 101 mounted on the cartridge mounting portion 4 by pressing the eject button 7. As shown in FIGS. 8 to 11, this eject mechanism is configured to include the eject button 7, the eject lever 66, the cartridge mounting detection lever 69, and the like.

The eject button 7 is formed in a substantially disc shape, and has a pair of engaging claws 59, 59 and a pressing projection 6 on the lower surface thereof.
0 is projected. The engaging claws 59, 59 are projecting pieces whose tip ends are bent in a hook shape, and are projectingly provided in parallel to each other. These engaging claws 59, 59 are fitted and engaged corresponding to a pair of engaging slits 61, 61 formed on the bottom surface of the recessed portion 11 for disposing the eject button, and support the eject button 7 movably in the vertical direction. is doing. The pressing tip 60 faces the inner side of the outer casing 1 through a through hole 62 formed in the center of the bottom surface of the eject button mounting recess 11.

The eject lever 66 is disposed below the eject button mounting recess 11 in the outer casing 1. The eject lever 66 is disposed so as to be supported by the eject lever support frame 63 attached to the lower surface of the top plate of the outer casing 1.

The eject lever support frame 63 is a frame-shaped frame, and has screw-fastened portions 64, 6 at the four corners on the upper side.
It has 4, 64, 64. These screw fastening parts 64,
A screw insertion hole is formed in each of 64, 64 and 64. In the eject lever support frame 63, a set screw inserted into the screw insertion hole of each of the screw fastening portions 64, 64, 64, 64 is screwed into a screw boss portion hung from the top plate portion of the outer casing 1. As a result, it is attached to the top plate portion. The eject lever support frame 63 is mounted at a position below the front end side portion of the switch slider 9. That is, this eject lever support frame 6
3 is attached to the top plate portion of the outer casing 1 through the screw fastening portions 64, 64, 64, 64, but is separated from the top plate portion by a distance corresponding to the height of the screw boss portion. And is supported. The front end side portion of the switch slider 9 is interposed between the eject lever support frame 63 and the top plate portion of the outer casing 1.

The eject lever 66 is disposed in the eject lever support frame 63, and has a front end side portion rotatably supported by the eject lever support frame 63 via a support shaft 65 and a rear end side portion. It is said that it can move up and down. The eject lever 66 is rotated by a torsion coil spring 81 externally fitted to the support shaft 65 and arranged in a direction in which the rear end portion is located on the upper side, as indicated by an arrow L in FIG. It is urged and positioned in the initial position.

At the front end portion of the switch slider 9, a cutout portion 68 corresponding to the eject button mounting recess 11 is formed. Therefore, the pressing projection 60 of the eject button 7 faces the middle part of the upper surface of the eject lever 66 through the through hole 62 and the cutout 68. When the eject button 7 is pressed downward, the eject lever 66 resists the urging force of the torsion coil spring 81, and the arrow L in FIG.
The rear end portion, which is the direction, is rotated in a direction in which the rear end portion is directed downward.

A restricting piece 67 and a restricting portion 80 are provided on the front end portion of the switch slider 9. The restriction piece 67 is a substantially rectangular plate-shaped projection piece,
It is located on the rear side of the cutout portion 68 and hangs downward. The restriction piece 67 is formed with the side direction as the front-rear direction. A restriction notch 85 is provided on the upper side of the rear edge of the restriction piece 67, that is, on the base end side. The restricting piece 67 has entered the eject lever supporting frame 63.

The restricting portion 80 is located on the front side of the notch portion 68 and is formed as a horizontal flat plate member.

The cartridge mounting detection lever 69 is
A shaft portion 71 that is located on the rear side of the chassis 2 and extends in the left-right direction, and an arm portion that is integrally formed with the shaft portion 71 and projects forward from one end side of the shaft portion 71. And 73. The shaft 71 has a pair of support shafts 70, 70 protruding from both ends. This shaft 71
Is a pair of left and right bearings 8 arranged on both sides of the chassis 2 at the rear side.
It is supported by 9, 90 and is rotatably supported on the chassis 2. Each of the bearing portions 89, 90 has a pair of bearing holes 74, 74 in the side surface portions facing each other, and each of the support shaft portions 7 is in the bearing holes 74, 74.
The shaft 71 is supported by inserting 0 and 70.

The arm portion 73 extends from one side of the shaft portion 71 to a position below the rear end portion of the eject lever 66. On the front end side of the arm portion 73, a contact portion 82 is provided so as to project laterally. The contact portion 82 is provided so that the movement locus of the rotation of the cartridge mounting detection lever 69 overlaps the movement locus of the restriction piece 67 according to the movement of the switch slider 9.

Further, the cartridge mounting detection lever 6
A pair of cartridge detecting pieces 72, 72 are provided on the projecting portion 9. These cartridge detecting pieces 72, 72 are provided corresponding to the positions on both sides of the shaft portion 71, and are respectively projected toward the rear side. The cartridge detecting pieces 72, 72 enter the cartridge mounting portion 4 from the bottom surface side portion of the cartridge mounting portion 4 and are located on both sides of the connector cover 75.

The cartridge mounting detection lever 69 is biased by a torsion coil spring 83, which serves as a biasing means, so as to rotate the arm 73 downward as shown by an arrow M in FIG. Has been done. The torsion coil spring 83 has a coil portion externally fitted to the support shaft portion 70.

In the electronic apparatus according to the present invention configured as described above, the memory cartridge 101 is not mounted and the main power source is in the cut-off state. As shown, the cartridge mounting detection lever 69 is in the first rotation position where the arm portion 73 is rotated toward the chassis 2 side by the biasing force of the torsion coil spring 83. A printed circuit board 86 that constitutes the electronic circuit section is disposed on the chassis 2, and the arm section 73 is placed on the printed circuit board 86 and is stopped. Further, the eject lever 66 is in the initial rotation position with its rear end portion facing upward due to the biasing force of the torsion coil spring 81. The switch slider 9 is in the second position.

When the main power source is turned on without mounting the memory cartridge 101, as shown in FIG.
2 to 14, the switch slider 9
Is moved to the rear side to reach the first position. At this time, the restriction piece 67 moves to a position above the contact portion 82. In this state, when the memory cartridge 101 is mounted on the cartridge mounting portion 4, as shown in FIGS.
By pushing 72 downward, the cartridge mounting detection lever 69 is rotated, and the arm 73 is moved upward. Then, the abutting portion 82 has the restricting piece 6
It abuts the lower end of the cartridge 7 to prevent the cartridge mounting detection lever 69 from rotating. Therefore, at this time, the memory cartridge 101 cannot be attached to the cartridge attaching portion 4 by being blocked by the cartridge detecting pieces 72, 72. Therefore, in this electronic device, it is possible to prevent the memory cartridge 101 from being attached to the cartridge attaching portion 4 while the main power source is still turned on.

In this electronic apparatus, the memory cartridge 101 can be mounted in the cartridge mounting portion 4 when the main power supply is in the cutoff state. In this case, the memory cartridge 101 rotates the cartridge mounting detection lever 69 by pressing the cartridge detecting pieces 72, 72 downward, and when the mounting on the cartridge mounting portion 4 is completed. The cartridge mounting detection lever 69 is set to the second rotation position where the arm portion 73 is moved upward. At this time, the arm portion 73 has the eject lever support frame 6
The eject lever support frame 63 enters from the lower side of 3. Further, since the switch slider 9 is at the second position, the contact portion 82 moves to the upper side on the rear side of the restriction piece 67 without contacting the restriction piece 67.

In this electronic apparatus, when the main power source is in the cutoff state, the memory cartridge 101
When the cartridge mounting portion 4 is mounted halfway to the cartridge mounting portion 4, the cartridge mounting detection lever 69 moves between the first rotating position and the second rotating position, as shown in FIGS. Is set to the rotation position. In this way, in the state where the memory cartridge 101 is mounted halfway in the cartridge mounting portion 4,
When the main power source is turned on, the memory cartridge is damaged because each pattern forming the electric terminal portion 104 may come into contact with a terminal of the connector terminal 48 other than a predetermined terminal to be connected. There is a risk that the memory element 101, the electronic circuit section, and the like may be destroyed.

In this electronic apparatus, the cartridge mounting detection lever 69 is located at the first pivot position and the second pivot position.
When it is attempted to move the switch slider 9 to the rear side to turn on the main power source when the rotation position is in the middle of the rotation position of, the rear edge of the restriction piece 67 is reached. The regulation edge 84 abuts on the abutting portion 82, and the switch slider 9 cannot move rearward. Therefore, in this electronic device, the main power supply is prevented from being turned on when the memory cartridge 101 is mounted halfway in the cartridge mounting portion 4.

When the memory cartridge 101 is mounted on the cartridge mounting portion 4 when the main power source is shut off, as shown in FIGS. 21 to 23,
The main power source can be turned on by setting the switch slider 9 to the first position. At this time, the electric terminal 104 is inserted and connected to the connector terminal 48 to a predetermined position. Further, at this time, the contact portion 82 has entered the regulation cutout portion 85 of the regulation piece 67.

Even if an attempt is made to push the eject button 7 when the main power source is turned on, that is, when the switch slider 9 is in the first position, the eject button 7 will be operated by the switch slider 9. The restriction portion 80 prevents the downward movement. That is, when the switch slider 9 is in the first position, the restricting portion 80 enters the lower side of the step portion formed on the front side portion of the pressing protrusion 60 to cause the eject button 7 to move. Prevents downward movement.
Therefore, in this electronic device, when the main power supply is in the on state, the operation of removing the memory cartridge 101 from the cartridge mounting portion 4 by the pressing operation of the eject button 7 is prevented.

Further, in this electronic device, when the main power source is turned on, the eject button 7 is strongly pressed and deformed, so that the restricting portion 80 is deformed and the eject button 7 is allowed to move. Even if it does, as shown in FIGS. 24 to 26, the regulation piece 67 regulates the rotation of the cartridge mounting detection lever 69, so that the removal of the memory cartridge 101 is prevented.
That is, at this time, since the contact portion 82 has entered the restriction notch portion 85, the cartridge mounting detection lever 69 causes the arm portion 73 to move by the eject button 7 via the eject lever 66. When it is pressed and is about to be rotated from the second rotation position to the first rotation position, the corresponding contact portion 82 abuts on the lower side edge portion of the regulation cutout portion 85, so that the rotation is performed. Is blocked.

In this electronic apparatus, the memory cartridge 101 is the cartridge mounting portion 4
28 to FIG. 30, by pressing the eject button 7 when the main power source is shut off, that is, when the switch slider 9 is in the second position. Then, the memory cartridge 101 can be removed. That is, when the eject button 7 is pressed, the eject button 7
Causes the eject lever 66 to rotate in a direction with its rear end portion facing downward, as indicated by an arrow N in FIG. The eject lever 66 presses the front end side portion of the arm 73 of the cartridge mounting detection lever 69 by the rear end side portion, and the cartridge mounting detection lever 69 is moved to the first side as shown by an arrow P in FIG. It is rotated to the rotation position side of 1. At this time, the cartridge mounting detection lever 69
With the switch slider 9 in the second position, the switch slider 9 is rotated to the first rotation position without contacting the contact portion 82 with the restriction piece 67. Then, the cartridge mounting detection lever 69 is
The detection cartridges 72, 72 push the memory cartridge 101 upward to remove the memory cartridge 101 from the cartridge mounting portion 4.

A pair of left and right guide pieces 87, 87 are provided at both sides of the cartridge mounting portion 4 so as to project therefrom. The guide pieces 87, 87 face each other, and the distance between them is substantially equal to the width of the memory cartridge 101. Therefore, the memory cartridge 101 is inserted into the cartridge mounting portion 4 without tilting.

Assuming that these guide pieces 87, 87 are not provided, the memory cartridge 101 will be
As shown in FIGS. 0 to 32, there is a possibility that the cartridge may be inserted in the cartridge mounting portion 4 while being inclined in the left-right direction. In such a state, the electric terminal portion 104 is
The cartridge mounting detection lever 69 is rotated to the second rotation position regardless of the state in which the respective patterns forming the above contact the terminals of the connector terminal 48 other than the predetermined terminals to be connected. There is a risk that it will be done. Therefore, in this state, the main power supply can be turned on, and there is a risk that the memory element forming the memory cartridge 101, the electronic circuit section, and the like will be destroyed.

The electronic device according to the present invention is not limited to being configured as a computer device as shown in the above-described embodiments, but may be configured as various other electronic devices.

[0074]

As described above, in the electronic device according to the present invention, the electronic device is rotatably supported and is biased in one direction by the biasing means to be positioned at the first rotary position. When the memory cartridge is mounted on the cartridge mounting portion with the one end side facing the vicinity of the cartridge mounting portion, the one end side is pressed by the memory cartridge to rotate in the other direction against the biasing force of the biasing means. The cartridge mounting detection lever that is dynamically operated to be in the second rotation position has the other end when it is in the first rotation position and in the second rotation position. When the contact portion is retracted from the movement locus of the restriction piece of the slide member that is linked to the main power switch, and the rotation position is in the middle of the first rotation position and the second rotation position. ,the above The contact portion is positioned on the locus of movement of the regulating piece.

Therefore, in this electronic apparatus, the cartridge mounting detection lever can prevent the main power supply from being turned on when the memory cartridge is imperfectly attached to the cartridge attaching portion.

Further, in the above-mentioned electronic device, the cartridge mounting detection lever, which is movably supported and moved to the second rotation position, is rotated in one direction to make the first rotation. The ejecting operation member for removing the memory cartridge from the cartridge mounting portion at the position is provided, and when the slider mounting member is in the position for turning on the main power source, the contact portion has the restricting piece. By restricting the rotation in one direction by contacting with, the memory cartridge can be removed through the eject operation member and the removal of the memory cartridge in the main power-on state is prevented. be able to.

Furthermore, in each of the above electronic devices, the first
When the slider member is in the position for turning on the main power source, the cartridge mounting detection lever at the rotation position is restricted from rotating in the other direction by the contact portion contacting the restriction piece. By preventing the memory cartridge from being attached to the cartridge attaching portion, it is possible to prevent the memory cartridge from being attached when the main power is turned on.

In the electronic apparatus having the eject operation member, the restricting portion is integrally formed with the slider member, and the restricting portion is at the position where the main power source is turned on by the slider member. If the eject operation member is prevented from entering the movement locus of the eject operation member and rotating the cartridge mounting detection lever in one direction, the memory cartridge is prevented from being removed when the main power is turned on. be able to.

In this electronic apparatus, the positional relationship between the slider member and the cartridge mounting portion can be freely set by appropriately changing the shape of the cartridge mounting detection lever.

That is, the present invention relates to an electronic apparatus in which a memory cartridge having a memory element is attached so that it can be inserted and removed so as to exchange information signals with the memory element. (EN) Provided is an electronic device which can be simplified, and in which the memory cartridge is surely prevented from being inserted / removed when a main power source is turned on while improving flexibility in shape and configuration. Is something that can be done.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of an electronic device according to the present invention.

FIG. 2 is a bottom view showing a configuration of a lock lever of the electronic device.

FIG. 3 is a vertical cross-sectional view showing a configuration of a lock lever of the electronic device.

FIG. 4 is a bottom view showing a power-on state of the lock lever of the electronic device.

FIG. 5 is a vertical cross-sectional view showing a power-on state of the lock lever of the electronic device.

FIG. 6 is a bottom view showing a state where the push button portion of the lock lever of the electronic device is pushed.

FIG. 7 is a vertical cross-sectional view showing a state where the push button portion of the lock lever of the electronic device is pushed.

FIG. 8 is an exploded perspective view showing a configuration of the electronic device.

FIG. 9 is a bottom view showing a configuration of a cartridge mounting detection lever of the electronic device.

FIG. 10 is a vertical cross-sectional view showing a configuration of a cartridge mounting detection lever of the electronic device as viewed from the side.

FIG. 11 is a vertical cross-sectional view showing a configuration of a cartridge mounting detection lever of the electronic device as viewed from the rear side.

FIG. 12 is a bottom view showing a cartridge mounting detection lever when the electronic device is powered on.

FIG. 13 is a vertical cross-sectional view of the cartridge mounting detection lever when the electronic device is powered on, as viewed from the side.

FIG. 14 is a vertical cross-sectional view of the cartridge mounting detection lever when the electronic device is powered on, as viewed from the rear side.

FIG. 15 is a bottom view showing the cartridge mounting detection lever when the memory cartridge is mounted in the electronic device with the power turned on.

FIG. 16 is a vertical cross-sectional view showing a cartridge mounting detection lever when the memory cartridge is mounted in the electronic device with the power turned on, as viewed from the side.

FIG. 17 is a vertical cross-sectional view from the rear side showing the cartridge mounting detection lever when the memory cartridge is mounted in the electronic device with the power turned on.

FIG. 18 is a bottom view showing the cartridge mounting detection lever when the memory cartridge is partially mounted in the electronic device in the power-off state.

FIG. 19 is a vertical cross-sectional view showing a cartridge mounting detection lever when a memory cartridge is partially mounted in the electronic device in a power-off state as viewed from the side.

FIG. 20 is a vertical cross-sectional view of the cartridge mounting detection lever when the memory cartridge is partially mounted in the electronic device in a power-off state as viewed from the rear side.

FIG. 21 is a bottom view showing the cartridge mounting detection lever when the memory cartridge is mounted and the power is turned on in the electronic device.

FIG. 22 is a vertical cross-sectional view showing a cartridge mounting detection lever when a memory cartridge is mounted in the electronic device and the power is turned on, as viewed from the side.

FIG. 23 is a vertical cross-sectional view of the cartridge mounting detection lever when the memory cartridge is mounted and the power is turned on in the electronic device as viewed from the rear side.

FIG. 24 is a bottom view showing the cartridge mounting detection lever when the memory cartridge is mounted in the electronic device, the power is turned on, and the eject operation is performed.

FIG. 25 is a vertical cross-sectional view of the cartridge mounting detection lever when the memory cartridge is mounted in the electronic device, the power is turned on, and an eject operation is performed, as viewed from the side.

FIG. 26 is a longitudinal sectional view of the cartridge mounting detection lever when the memory cartridge is mounted in the electronic device, the power is turned on, and an eject operation is performed, as viewed from the rear side.

FIG. 27 is a bottom view showing the cartridge mounting detection lever when the power is shut off and an eject operation is performed after mounting the memory cartridge in the electronic device.

FIG. 28 is a vertical cross-sectional view showing the cartridge mounting detection lever when the memory device is mounted and the power is shut off and an eject operation is performed in the electronic device, as viewed from the side.

FIG. 29 is a vertical cross-sectional view from the rear side showing the cartridge mounting detection lever when the power is shut off and the eject operation is performed after mounting the memory cartridge in the electronic device.

FIG. 30 is a bottom view showing a state where the memory cartridge is mounted in the electronic device when the guide piece is not provided in the cartridge mounting portion.

FIG. 31 is a vertical cross-sectional view showing a state in which a memory cartridge is mounted when a guide piece is not provided in the cartridge mounting portion of the electronic device, viewed from the side.

FIG. 32 is a vertical cross-sectional view from the rear side showing a state in which the memory cartridge is mounted in the electronic device when the guide piece is not provided in the cartridge mounting portion.

[Explanation of symbols]

 1 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Outer housing 3 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Press button part 4 ・ ・ ・ ・ ・ ・ ・ ・ ・ Cartridge mounting part 7 ・ ・・ ・ ・ ・ ・ ・ ・ ・ Eject button 9 ・ ・ ・ ・ ・ ・ ・ ・ ・ Switch slider 69 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Cartridge mounting detection lever 80 ・ ・ ・ ・ ・・ ・ ・ ・ ・ ・ ・ Regulator 82 ・ ・ ・ ・ ・ ・ ・ Abutting part 83 ・ ・ ・ ・ ・ ・ ・ Twisted coil spring 88 ・ ・...... Main power switch 101 ・ ・ ・ ・ ・ ・ ・ ・ Memory cartridge 104 ・ ・ ・ ・ ・ ・ ・ ・ ・ ・ Electrical terminal

Claims (4)

[Claims] 1. A memory cartridge having a memory element and an electric terminal has a cartridge mounting portion to which a memory cartridge is removably mounted, and the memory element of the memory cartridge mounted to the cartridge mounting portion and the electric device. An electronic device configured to send and receive an information signal via a terminal, which has a push button portion protruding to the outside, is linked to a main power switch, and this main power switch is in a power-on state. And a slider member slidably supported in a pressing operation direction with respect to the push button portion over a first position and a second position where the main power switch is in a power-off state, and the slider member protrudes from the slider member. And the regulation piece, which is rotatably supported and is urged in one direction by the urging means to be positioned and disposed at the first rotation position. Face the cartridge mounting area,
When the memory cartridge is attached to the cartridge attaching portion, the one end side is pressed by the memory cartridge and is rotated in the other direction against the urging force of the urging means to reach the second rotating position. And a cartridge mounting detection lever having a contact portion on the other end side in the vicinity of the restriction piece, the cartridge mounting detection lever being in the first rotation position and in the second rotation position. When the rotation position is reached, the contact portion is retracted from the movement path of the restriction piece, and when the rotation position is in the middle of the first rotation position and the second rotation position. An electronic device that prevents the slider member from moving to the first position by locating the contact portion on a movement locus of the restriction piece. 2. A cartridge mounting detection lever which is movably supported and is moved to rotate the cartridge mounting detection lever in the second rotation position in one direction to reach the first rotation position. , An eject operation member for detaching the memory cartridge from the cartridge mounting portion is provided, and the cartridge mounting detection lever moves in one direction when the slider member is in the first position by the contact portion contacting the regulating piece. The electronic device according to claim 1, wherein rotation is restricted. 3. The cartridge mounting detection lever in the first rotation position is rotated in the other direction by the contact portion contacting the restriction piece when the slider member is in the first position. 3. The electronic device according to claim 1, wherein the movement of the memory cartridge is restricted to prevent the memory cartridge from being attached to the cartridge attaching portion. 4. A restricting portion integrally formed with the slider member, wherein the restricting portion enters on a movement locus of the eject operation member when the slider member is at the first position, 3. The eject operation member prevents the cartridge mounting detection lever from rotating in one direction.
Electronic device described.